Rio shatters the personal sound barrier with customizable features and high-end audio you simply cannot get anywhere else! Capture and playback up to 1 hour of digital-quality music from the Internet or your CDs. Seize your audio, master your mix, retool your memory, even select your cover color - it's total freedom of choice. Whether your passion is alternative, hip-hop, or the fringes of spoken word, Rio 600 delivers a listening experience beyond mainstream electronics! Supports the dominant audio formats like MP3 and Windows Media, and can be upgraded to emerging digital standards so your Rio is always up-to-date. SDMI-compliance means you can download secure tracks from all the major labels. Holds 1 hour of digital quality music (32MB) and 16 hours of spoken word. Pump up audio playtime by as much as 9 hours with 64 or 340 MB snap-on backpacks, available separately. Personalize your player with snap-on covers to match your own unique style. Get all the latest gear for your Rio 600 at riostuff.com. No moving parts so you can take the Rio anywhere and it'll never skip a beat. Featherweight ergonomic design and large, easy-to-read LCD make it perfect for extreme listening activities.